Author Archive

Teleduino IoT API for Arduino

I am interested in Arduino and IoT. Some time ago I visited Teleduino project page that looked really inteesting on this point of view. Teleduino converts en ethernet enabled Arduino into a tool for interacting with devices over the internet. It seemed that with this service I can easily turn an Arduino to an IoT device →

GarrettCom Converter Teardown

The main components are BCM5325A2KQMG Ethernet switch, BCM5221A4KPTG Ethernet PHY, HFBR5961LZ fiber transceiver and LM2591HVT-3.3 simple switcher power supply. This looks like quite normal small Ethernet swich design. There is 5 port Ethernet switch IC handling copper ports directly and fiber through PHY IC. This device I opened was broken on power supply circuit. The →

What David Cameron just proposed would endanger every Briton and destroy the IT industry – Boing Boing

http://boingboing.net/2015/01/13/what-david-cameron-just-propos.html This article clearly shows how some politics seem to have serious problems in understanding security issues in Internet era. Many ideas that might superficially look like good ideas for some parties are actually crazy and bad for all when you seriously analyze them. Posted from WordPress for Android →